Former Celtic Dana Barros and Celtics community relations assistant Kelsey Keena were among the members of the “CommUNITY Crew” that participated in a volunteer day at the Pine Street Inn on Wednesday. The menu for people in need there was meatloaf, mashed potatoes with mushroom gravy, green beans, and oranges.Mark Shanahan can be reached at firstname.lastname@example.org. Follow him on Twitter @MarkAShanahan. Meredith Goldstein can be reached at email@example.com. Follow her on Twitter @MeredithGoldste.